See below video of TouchWIZ 4.0 in action on the Samsung Galaxy S

To implement this new TouchWiz 4, you’ll need a Galaxy S running a deodoxed JVB Gingerbread ROM. It’ll also works on Galaxy S Custom ROMs based on the XXJVB firmware. However, the ripped TouchWIZ 4.0 launcher has some stability issues on Galaxy S. You can find more information and download at source here.